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Detect If Browser Tab Has Focus
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@vsync - read the linked article, you'll see it uses both 'onfocusin' and 'onfocus'.
– Fenton
May 11 '14 at 9:02
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Vertically align text within a div [duplicate]
...izontal center alignment */
}
Middle
A good guide to flexbox can be read on CSS Tricks. Thanks Ben (from comments) for pointing it out. I didn't have time to update.
A good guy named Mahendra posted a very working solution here.
The following class should make the element horizontally and ve...
Throwing exceptions from constructors
...n exception from the failed constructor is the standard way of doing this. Read this FAQ about Handling a constructor that fails for more information. Having a init() method will also work, but everybody who creates the object of mutex has to remember that init() has to be called. I feel it goes aga...
How to create a zip archive of a directory in Python?
...y could you please be a bit more specific as to what aspect of it is not thread-safe? Will running multiple threads while one calls this cause the interpreter to crash?
– std''OrgnlDave
Nov 4 '17 at 22:49
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String replacement in java, similar to a velocity template
...compile due to unhandled exceptions. But it makes the code much easier to read.
Also, I don't like that you have to construct the map yourself in the code, but I don't know how to get the names of the local variables programatically. The best way to do it, is to remember to put the object in the ...
How to set Oracle's Java as the default Java in Ubuntu?
... it worked perfectly for me, for more information I would recommend you to read help.ubuntu.com/community/EnvironmentVariables
– metdos
May 30 '13 at 5:42
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Android TextView Justify Text
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This is just alignment, not justification. Read that Wikipedia link carefully. The difference between the different types of justification only affects the last line of a paragraph. There is no left/right/center justification for paragraphs that only have one line.
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Triggering HTML5 Form Validation
...out old browsers? Use form.reportValidity().
Need legacy browser support? Read on.
It actually is possible to trigger validation manually.
I'll use plain JavaScript in my answer to improve reusability, no jQuery is needed.
Assume the following HTML form:
<form>
<input required>...
How to remove \xa0 from string in Python?
...by 1 to 4 bytes. For this case, \xa0 is represented by 2 bytes \xc2\xa0.
Read up on http://docs.python.org/howto/unicode.html.
Please note: this answer in from 2012, Python has moved on, you should be able to use unicodedata.normalize now
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Your branch is ahead of 'origin/master' by 3 commits
...h: move your changes to the remote (this might get rejected if there are already other changes on the remote)
do nothing and keep coding, sync another day
git pull: get the changes (if any) from the remote and merge them into your changes
git pull --rebase: as above, but try to redo your commits on ...